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Displaying the link trace cache, Figure 321 s – Brocade 6910 Ethernet Access Switch Configuration Guide (Supporting R2.2.0.0) User Manual

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Brocade 6910 Ethernet Access Switch Configuration Guide

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Connectivity Fault Management

FIGURE 321

Showing Detailed Information on Remote MEPs

Displaying the Link Trace Cache

Use the Administration > CFM > Show Information (Show Link Trace Cache) page to show
information about link trace operations launched from this device.

CLI References

“show ethernet cfm linktrace-cache”

on page 548

Parameters
These parameters are displayed:

Hops – The number hops taken to reach the target MEP.

MA – Maintenance association name.

IP/Alias – IP address or DNS alias of the target device’s CPU.

Forwarded – Shows whether or not this link trace message was forwarded. A message is not
forwarded if received by the target MEP.

Ingress MAC Address – MAC address of the ingress port on the target device.

Egress MAC Address – MAC address of the egress port on the target device.

Ingress Action – Action taken on the ingress port:

IngOk – The target data frame passed through to the MAC Relay Entity.

IngDown – The bridge port’s MAC_Operational parameter is false. This value could be
returned, for example, by an operationally Down MEP that has another Down MEP at a
higher MD level on the same bridge port that is causing the bridge port’s MAC_Operational
parameter to be false.